package com.czkt.config;


import com.alibaba.cloud.nacos.NacosDiscoveryProperties;
import com.alibaba.cloud.nacos.loadbalancer.NacosLoadBalancer;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.loadbalancer.core.RandomLoadBalancer;
import org.springframework.cloud.loadbalancer.core.ReactorLoadBalancer;
import org.springframework.cloud.loadbalancer.core.ServiceInstanceListSupplier;
import org.springframework.cloud.loadbalancer.support.LoadBalancerClientFactory;
import org.springframework.context.annotation.Bean;
import org.springframework.core.env.Environment;

import javax.annotation.Resource;

/**
 * 配置负载均衡策略
 */
public class LoadBalancerConfig {


    @Resource
    NacosDiscoveryProperties nacosDiscoveryProperties;

    @Bean
    public ReactorLoadBalancer<ServiceInstance> nacosLoadBalancer(Environment environment, LoadBalancerClientFactory loadBalancerClientFactory) {
        String name=environment.getProperty(LoadBalancerClientFactory.PROPERTY_NAME);


        return new NacosLoadBalancer(
                loadBalancerClientFactory.getLazyProvider(name,
                        ServiceInstanceListSupplier.class), name, nacosDiscoveryProperties);

    }

//    @Bean
//    ReactorLoadBalancer<ServiceInstance> randomLoadBalancer(Environment environment,
//                                                            LoadBalancerClientFactory loadBalancerClientFactory) {
//        String name = environment.getProperty(LoadBalancerClientFactory.PROPERTY_NAME);
//        return new RandomLoadBalancer(loadBalancerClientFactory
//                .getLazyProvider(name, ServiceInstanceListSupplier.class),
//                name);
//    }

}
